diff --git a/README.md b/README.md
index 1b5fb493..ba2dd578 100644
--- a/README.md
+++ b/README.md
@@ -824,12 +824,12 @@ form.html
 <form action="/" method="POST">
     <p>Check some colors</p>
     <label for="red">Red</label>
-    <input type="checkbox" name="colors[]" value="red" id="red" />
+    <input type="checkbox" name="colors[]" value="red" id="red">
     <label for="green">Green</label>
-    <input type="checkbox" name="colors[]" value="green" id="green" />
+    <input type="checkbox" name="colors[]" value="green" id="green">
     <label for="blue">Blue</label>
-    <input type="checkbox" name="colors[]" value="blue" id="blue" />
-    <input type="submit" />
+    <input type="checkbox" name="colors[]" value="blue" id="blue">
+    <input type="submit">
 </form>
 ```
 
@@ -1022,7 +1022,7 @@ func main() {
 	})
 	
 	// listen and serve on 0.0.0.0:8080
-	r.Run(":8080)
+	r.Run(":8080")
 }
 ```
 
@@ -1160,7 +1160,7 @@ You may use custom delims
 ```go
 	r := gin.Default()
 	r.Delims("{[{", "}]}")
-	r.LoadHTMLGlob("/path/to/templates"))
+	r.LoadHTMLGlob("/path/to/templates")
 ```
 
 #### Custom Template Funcs
diff --git a/errors.go b/errors.go
index 477b9d58..ab13ca61 100644
--- a/errors.go
+++ b/errors.go
@@ -24,9 +24,10 @@ const (
 	ErrorTypePrivate ErrorType = 1 << 0
 	// ErrorTypePublic indicates a public error.
 	ErrorTypePublic ErrorType = 1 << 1
-	// ErrorTypeAny indicates other any error.
+	// ErrorTypeAny indicates any other error.
 	ErrorTypeAny ErrorType = 1<<64 - 1
-	ErrorTypeNu            = 2
+	// ErrorTypeNu indicates any other error.
+	ErrorTypeNu = 2
 )
 
 // Error represents a error's specification.
@@ -52,6 +53,7 @@ func (msg *Error) SetMeta(data interface{}) *Error {
 	return msg
 }
 
+// JSON creates a properly formated JSON
 func (msg *Error) JSON() interface{} {
 	json := H{}
 	if msg.Meta != nil {
diff --git a/examples/realtime-advanced/resources/room_login.templ.html b/examples/realtime-advanced/resources/room_login.templ.html
index 27dac387..d4991d8d 100644
--- a/examples/realtime-advanced/resources/room_login.templ.html
+++ b/examples/realtime-advanced/resources/room_login.templ.html
@@ -20,7 +20,7 @@
         <!-- Latest compiled and minified JavaScript -->
         <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/js/bootstrap.min.js"></script>
         <!-- Primjs -->
-        <link href="/static/prismjs.min.css" rel="stylesheet" />
+        <link href="/static/prismjs.min.css" rel="stylesheet">
 
         <script type="text/javascript">
             $(document).ready(function() { 
@@ -79,19 +79,19 @@
                                 <label class="sr-only" for="chat-message">Message</label>
                                 <div class="input-group">
                                     <div class="input-group-addon">{{.nick}}</div>
-                                    <input type="text" name="message" id="chat-message" class="form-control" placeholder="a message" value="" />
+                                    <input type="text" name="message" id="chat-message" class="form-control" placeholder="a message" value="">
                                 </div>
                             </div>
-                            <input type="submit" class="btn btn-primary" value="Send" />
+                            <input type="submit" class="btn btn-primary" value="Send">
                         </form>
                         {{else}}
                         <form action="" method="get" class="form-inline">
                             <legend>Join the SSE real-time chat</legend>
                             <div class="form-group">
-                                <input value='' name="nick" id="nick" placeholder="Your Name" type="text" class="form-control" />
+                                <input value='' name="nick" id="nick" placeholder="Your Name" type="text" class="form-control">
                             </div>
                             <div class="form-group text-center">
-                                <input type="submit" class="btn btn-success btn-login-submit" value="Join" />
+                                <input type="submit" class="btn btn-success btn-login-submit" value="Join">
                             </div>
                         </form>
                         {{end}}
diff --git a/examples/realtime-chat/template.go b/examples/realtime-chat/template.go
index b9024de6..cc1ab9bc 100644
--- a/examples/realtime-chat/template.go
+++ b/examples/realtime-chat/template.go
@@ -6,7 +6,7 @@ var html = template.Must(template.New("chat_room").Parse(`
 <html> 
 <head> 
     <title>{{.roomid}}</title>
-    <link rel="stylesheet" type="text/css" href="http://meyerweb.com/eric/tools/css/reset/reset.css"/>
+    <link rel="stylesheet" type="text/css" href="http://meyerweb.com/eric/tools/css/reset/reset.css">
     <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.7/jquery.js"></script> 
     <script src="http://malsup.github.com/jquery.form.js"></script> 
     <script> 
@@ -35,9 +35,9 @@ var html = template.Must(template.New("chat_room").Parse(`
     <h1>Welcome to {{.roomid}} room</h1>
     <div id="messages"></div>
     <form id="myForm" action="/room/{{.roomid}}" method="post"> 
-    User: <input id="user_form" name="user" value="{{.userid}}"></input> 
-    Message: <input id="message_form" name="message"></input> 
-    <input type="submit" value="Submit" /> 
+    User: <input id="user_form" name="user" value="{{.userid}}">
+    Message: <input id="message_form" name="message">
+    <input type="submit" value="Submit"> 
     </form>
 </body>
 </html>
diff --git a/mode.go b/mode.go
index 7cb0143a..6a696329 100644
--- a/mode.go
+++ b/mode.go
@@ -28,7 +28,7 @@ const (
 	testCode
 )
 
-// DefaultWriter is the default io.Writer used the Gin for debug output and
+// DefaultWriter is the default io.Writer used by Gin for debug output and
 // middleware output like Logger() or Recovery().
 // Note that both Logger and Recovery provides custom ways to configure their
 // output io.Writer.
@@ -36,6 +36,8 @@ const (
 // 		import "github.com/mattn/go-colorable"
 // 		gin.DefaultWriter = colorable.NewColorableStdout()
 var DefaultWriter io.Writer = os.Stdout
+
+// DefaultErrorWriter is the default io.Writer used by Gin to debug errors
 var DefaultErrorWriter io.Writer = os.Stderr
 
 var ginMode = debugCode